參數(shù)資料
型號: HD404448
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer(4位單片微計算機)
中文描述: 4位HMCS400系列微機(4位單片微計算機)
文件頁數(shù): 113/123頁
文件大?。?/td> 726K
代理商: HD404448
HD404449 Series
113
Item
Symbol
Pin(s)
Min
Typ
Max
Unit
Test Condition
Notes
Current dissipation
in standby mode
I
SBY1
V
CC
1.2
3
mA
V
CC
= 5.0 V,
f
OSC
= 4 MHz
V
CC
= 3.0 V,
f
OSC
= 800 kHz
V
CC
= 3.0 V,
32-kHz oscillator
3
I
SBY2
V
CC
0.2
0.7
mA
3
Current dissipation
in subactive mode
I
SUB
V
CC
35
70
μ
A
4
70
150
μ
A
V
CC
= 3.0 V,
32-kHz oscillator
5
Current dissipation
in watch mode
I
WTC
V
CC
8
15
μ
A
V
CC
= 3.0 V,
32-kHz oscillator
6
Current dissipation
in stop mode
I
STOP
V
CC
1
10
μ
A
V
CC
= 3.0 V,
no 32-kHz oscillator
6
Stop mode retaining
voltage
Notes: 1. Output buffer current is excluded.
2. I
and I
CC2
are the source currents when no I/O current is flowing while the MCU is in reset
state.
Test conditions:
MCU:
Reset
Pins:
RESET at V
CC
(V
CC
– 0.3 V to V
CC
)
TEST
at V
CC
(V
CC
– 0.3 V to V
CC
)
3. I
and I
SBY2
are the source currents when no I/O current is flowing while the MCU timer is
operating.
Test conditions:
MCU:
I/O reset
Serial interface stopped
Standby mode
Pins:
RESET at GND (0 V to 0.3 V)
TEST
at V
CC
(V
CC
– 0.3 V to V
CC
)
4. Applies to HD404448 and HD404449.
5. Applies to HD4074449.
6. These are the source currents when no I/O current is flowing.
Test conditions:
Pins:
RESET at GND (0 V to 0.3 V)
TEST
at V
CC
(V
CC
– 0.3 V to V
CC
)
D
13
(V
PP
) at V
CC
(V
CC
– 0.3 V to V
CC
) for the HD4074449
7. RAM data retention.
V
STOP
V
CC
2
V
No 32-kHz oscillator
7
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